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Concentrations	3 Months Ended
	Mar. 31, 2022
Risks and Uncertainties [Abstract]
Concentrations	Concentrations As of March 31, 2022, four customers accounted for 66% of the Company’s total accounts receivable. As of December 31, 2021, 59% of the Company’s total accounts receivable balance was with two customers. During the three months ended March 31, 2022, 52% of the Company’s revenues were earned from three customers. During the three months ended March 31, 2021, 74% of the Company’s revenues were earned from three customers. As of March 31, 2022, one vendor accounted for 14% of the Company’s accounts payable. As of December 31, 2021, one vendor accounted for 19% of the Company’s accounts payable. During the three months ended March 31, 2022, one supplier accounted for 14% of the Company’s cost of goods sold. During the three months ended March 31, 2021, two suppliers accounted for 49% of the Company’s cost of goods sold. The Company’s primary product is Northern White sand and its mining operations are limited to Wisconsin and Illinois. There is a risk of loss if there are significant environmental, legal or economic changes to these geographic areas of our mines, the oil and natural gas producing basins they serve, or the transportation routes between them.

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- Definition

The entire disclosure for any concentrations existing at the date of the financial statements that make an entity vulnerable to a reasonably possible, near-term, severe impact. This disclosure informs financial statement users about the general nature of the risk associated with the concentration, and may indicate the percentage of concentration risk as of the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-URI http://asc.fasb.org/topic&trid=2134479

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- References

No definition available.

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